No, only that it must be dispensed by an audiologist. It is a Blue Cross Blue Shield plan, which my employer transitioned us to once we were eligible for Medicare. My friend in Illinois has a Humana or Kaiser plan, and you are correct, it only covers 5 specific brands (none for his profound hearing loss.) He is fortunate to be a Veteran, and his wife found an organization that covered his, with a lifetime repair plan.
Sue